pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.0	QSARToolbox	0	-1	N#CC(C#N)=NNc1cccc(Cl)c1	N#CC(C#N)=N[N-]c1cccc(Cl)c1	mol13221	N#CC(C#N)=NNc1cccc(Cl)c1